Liang Y, Zhang H, Hu J, Zhai C. Sunlight multiband photon flux density detection based on PFD calculation model. Int J Agric & Biol Eng [Internet]. 2015 Apr. 30 [cited 2026 Feb. 27];8(2):89-96. Available from: https://www.ijabe.migration.pkpps06.publicknowledgeproject.org/index.php/ijabe/article/view/1293